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Finding the Fourth Proportional to 63,891.58, 88,170.52 and 35,598.28

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Solution

The fourth proportional to 63,891.58, 88,170.52 and 35,598.28 is: 49,125.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,891.58 : 88,170.52 = 35,598.28 : x
  2. Step 2: Convert to fraction form
    63,891.58/88,170.52 = 35,598.28/x
  3. Step 3: Cross multiply
    63,891.58x = 88,170.52 × 35,598.28
  4. Step 4: Simplify right side
    63,891.58x = 3,138,718,858.71
  5. Step 5: Solve for x
    x = 3,138,718,858.71/63,891.58
  6. Step 6: Final answer
    x = 49,125.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.